function share_print() {
    window.print();
}
function share_zing() {
    var u = location.href;
    window.open("http://link.apps.zing.vn/share?u=" + encodeURIComponent(u));
    return false;
}
function share_govn() {
    var u = location.href;
    window.open("http://my.go.vn/share.aspx?url=" + encodeURIComponent(u));
    return false;
}
function share_linkhay() {
    var u = location.href;
    window.open("http://linkhay.com/submit?url=" + encodeURIComponent(u));
    return false;
}
function share_twitter() {
    var u = location.href;
    t = document.title;
    window.open("http://twitter.com/home?status=" + encodeURIComponent(u));
    return false;
}
function share_facebook() {
    var u = location.href;
    t = document.title;
    window.open("http://www.facebook.com/share.php?u=" + encodeURIComponent(u) + "&t=" + encodeURIComponent(t));
    return false;
}
function share_google() {
    var u = location.href;
    t = document.title;
    window.open("http://www.google.com/bookmarks/mark?op=edit&bkmk=" + encodeURIComponent(u) + "&title=" + t + "&annotation=" + t);
    return false;
}
function share_buzz() {
    var u = location.href;
    t = document.title;
    window.open("http://buzz.yahoo.com/buzz?publisherurn=DanTri&targetUrl=" + encodeURIComponent(u));
    return false;
}